Gates 51698 Modular Branched Coolant Hose Assembly

The Gates 51698 is a premium modular branched coolant hose assembly engineered for precise OEM-specification fitment in specific automotive applications. This molded coolant hose features a sophisticated 3-branch design with four 1/2-inch diameter connections and two 1/4-inch diameter connections, all integrated into a 42-inch centerline length assembly.

Key Features:

• Constructed from EPDM rubber with synthetic fiber knit reinforcement for superior durability
• Engineered to resist electrochemical degradation (ECD), the leading cause of coolant hose failure
• Re-engineered materials resist collapse under vacuum conditions
• Heat and ozone resistant EPDM cover protects against environmental damage
• Meets SAE 20R3 EC Class D1 standards for hoses under 25mm ID and SAE 20R4 EC Class D1 for 25mm ID and over
• Temperature range: -40°F to +257°F (-40°C to +125°C)
• Pre-molded design eliminates the need for multiple hose connections and clamps

Specifications:

• End connections: Four 1/2" (13mm) diameter outlets, two 1/4" (6mm) diameter outlets
• Centerline length: 42 inches (1067mm)
• Number of branches: 3
• Material: EPDM rubber, plastic fittings, and steel reinforcement

Gates recommends replacing hose clamps each time a new coolant hose is installed for optimal performance. Not intended for fuel or oil transfer applications. Backed by a 1-year limited warranty.